Backflow Prevention
Content update
Showing changes from Rev 4
to Rev 5
in Backflow Prevention.
---
title: Backflow Prevention
…561 unchanged lines
- "CSA B64 series (Canadian compliance)"
- "UL / FM (fire-service assemblies)"
−default: "ASSE International (ASSE 1013, 1015, 1020, 1056, 1012, 1001, 1011, 1047, 1048 as applicable)"
+default:
+ - "ASSE International (ASSE 1013, 1015, 1020, 1056, 1012, 1001, 1011, 1047, 1048 as applicable)"
```
…435 unchanged lines
- "Special tools for in-place rebuild"
- "Test cock replacement set"
−default: "First check rebuild kit (springs, seats, discs, O-rings)"
+default:
+ - "First check rebuild kit (springs, seats, discs, O-rings)"
```
## Spare parts shall be delivered in the manufacturer's original sealed packaging with the part numbers, the compatible model numbers, and the date of manufacture clearly marked.
## Spare parts that exceed their shelf life at delivery (typically two years for elastomer-containing kits, indefinite for metal-only parts) shall not be accepted by the Owner.